【摘要】 以轻质碳酸钙为基料，研制了两种具有较好防水性能的建筑防水粉．确定了这两种防水粉的基料和憎水添加剂的合理配比及制备的工艺条件．更多还原

【Abstract】 Two kinds of waterproof constructional powder were prepared with the precipitated calcium carbonate as a base material. The ideal ratio of the quantity of waterproof base material to the quantity of water-repellent agent for two kinds of constructional powder and technological conditions for the preparation were given.更多还原